Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4393033 | Process for the preparation of ammonium sulfamate | Adolf Metzger, Rolf Konrad | 1983-07-12 |
| 4260593 | Process for the manufacture of ammonium sulfamate | — | 1981-04-07 |
| 4192821 | Purification of crude monochloromethane gas | Wilhelm Lendle, Hendrik W. Post | 1980-03-11 |